Vinay Kumar

Attivo dal 2014

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I'm a student doing Masters in Signal Processing.
Professional Interests: Image processing

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Domanda

How to interface a hardware to matlab?
I have a secugen fingerprint scanner and i want to interface this with the matlab. How to do it?

quasi 10 anni fa | 1 risposta | 0

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Domanda

How to find the similarity score in SVM classifier?
I am trying to find the similarity score of particular test sample in SVM that has been trained earlier. How to calculate the si...

circa 10 anni fa | 0 risposte | 0

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does anybody have expertise with matlab SVM classifier?
how to use this approach to one versus all SVM?

circa 10 anni fa | 0

Domanda

how to find the score in SVM classifier?
I am currently doing project on multimodal biometrics(fusion at score level). So i need to get the score before fusion. Can anyo...

circa 10 anni fa | 0 risposte | 0

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Domanda

How to fit an ellipse for fingerprint image?
I am trying to fit an ellipse for fingerprint in order to correct the orientation of the fingerprint using the major and minor a...

circa 10 anni fa | 0 risposte | 0

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Domanda

How to see the extracted HoG features of the image??(visualization)
I have extracted HoG features and now i want to plot those on the image. I mean I want to see the extracted features on the imag...

circa 10 anni fa | 1 risposta | 0

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Domanda

Will the support vector machine takes the complex inputs?(both real and imaginary values)
I am trying to classify the phoneme using SVM classifier. Here I have got complex values, can i use these values to train SVM? ...

circa 10 anni fa | 2 risposte | 0

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Domanda

How to classify PCA features using SVM?
I have done face recognition using PCA ( It was recognizing the face by using the min euclidean distance between the train and t...

circa 10 anni fa | 1 risposta | 0

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Domanda

How to train the SVM using minutia features?
Actually I am trying to train the SVM using the minutia's. but SVM requires a feature vector of SAME dimension. For ex. if I tak...

circa 10 anni fa | 0 risposte | 0

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Domanda

how to save the extracted minutia in fingerprint recognition?
I am able to see the extracted minutia but I want to save the minutia features. Can anyone help me out?

oltre 10 anni fa | 1 risposta | 0

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Domanda

How to find the accuracy of face recognition system and how to plot it?
I am working on Face recognition using PCA. It is able to recognize correctly. But I want to know the accuracy of the system, Ho...

oltre 10 anni fa | 0 risposte | 0

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Domanda

Can anyone explain me what this line do strcmp(D(i).name,'..')?
I am trying to read the number of images in a folder the following code. Can anyone explain this? if not(strcmp(D(i).name...

oltre 10 anni fa | 2 risposte | 0

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Domanda

How to train a SVM using te extracted Minutia?
I am doing a project on Fingerprint recognition used in multimodal authentication system. Now I have extracted the minutia featu...

oltre 10 anni fa | 0 risposte | 0

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Domanda

how to display the minutia points on the fingerprint thinned image knowing the X and Y co-ordinates and the angle if each minutia?
Actually i have extracted the minutia points and it is stored in text file. i want to see them on the thinned image with differe...

oltre 10 anni fa | 1 risposta | 0

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Domanda

how to read a video in matlab?
I have downloaded a cvid codec, still am not able to read the video. I am using matlab R2013a. I am getting this error. Err...

oltre 10 anni fa | 1 risposta | 0

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Domanda

can anyone explain this line of code?
center = [center;[round(i + (W-1)/2),round(j + (W-1)/2),theta]]; used in the orientation field estimation.

oltre 10 anni fa | 1 risposta | 0

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Domanda

can anyone explain what this piece of code do?
[u,v] = pol2cart(center(:,3),8); quiver(center(:,2),center(:,1),u,v,0.3,'g');

oltre 10 anni fa | 1 risposta | 0

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Domanda

can anyone help me in solving this function error?
I have called a function as follows: function[z]=direction(img,blocksize) but I am getting this error. Error in directi...

oltre 10 anni fa | 1 risposta | 0

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Domanda

Which algorithm is suitable for orientation flow estimation in fingerprint recognition?
I'm not getting what to do for orientation field estimate. suggest some ideas.

oltre 10 anni fa | 0 risposte | 0

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Domanda

while using the function adaptivethresh(Im,ws,C), What should be the value that has to be passed for 'C' (local threshold mean) ?
i need to binarize the image which is block processed, it contains different intensity values in different blocks. can i use ada...

oltre 10 anni fa | 0 risposte | 0

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Domanda

How to divide an image into blocks(non overlapping)?
I'm facing a problem in dividing an image into non overlapping blocks. I am supposed to take a Fourier transform of the divided ...

oltre 10 anni fa | 1 risposta | 0

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